15
3.4.2 Connecting Two Light Barriers
**
24 V DC
24 V DC
0 V
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
*
24 V DC
Receiver 1
SL2-00
Receiver 2
SL2-00
Transmitter 1
SL2-00
Transmitter 2
SL2-00
Muting Sensor 1
Muting Sensor 2
* See page 23 in section 6.2.1
** See page 23 in section 6.2.2.
Terminal
Designation
Input/
Output
Further
Information
Terminal
Designation
Input/
Output
Further
Information
1
Muting input 1
I
13
0 V
–
–
2
Muting input 2
I
14
PE (ground)
–
–
3
24 V DC
–
–
15
Acknowledgement input
I
4
Muting duration 1
I
16
Test input
I
5
Muting duration 2
I
17
S1 NO contact
I
–
6
Restart inhibit
I
18
S2 NO contact
I
–
7
Override 1
I
19
S2 test
O
–
8
Override 2
I
20
Contactor monitoring
I
9
S1 test
O
–
21
Signal control
O
–
10
Muting signal
O
22
OSSD B contact 2
O
–
11
Muting enable
I
–
23
OSSD A contact 1
O
–
12
OSSD B contact 1
O
–
24
OSSD A contact 2
O
–